nasa says about climate change. here's what they say about global temperature rising -- and i quote -- "all three major global surface temperature reconstructions show that earth has warmed since 1880. most of this warming has occurred since the 1970's with the 20 warmest years having occurred since 1981 rand with all ten of the warmest years occurring in the past 12 years. even though the 2000's witnessed a solar decline in 2007 to 2009, surface temperatures continue to increase. on ocean temperature and sea level rise, nasa said -- and i quote -- "the oceans have absorbed much of this increased heat with the top 2,300 feet showing warming of .302 degrees tparpb heat since 1969. global sea level rose about 6.7 inches in the last century. the rate of sea level rise in the last decade, however, is nearly double that of the last century. and on ocean acidification, since the beginning of the industrial revolution, the acidity of surface ocean waters has increased by about 30%. this increase is the result of humans emi